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#!/usr/bin/python3 -bbI
 
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# -*- mode: python; coding: utf-8 -*-
 
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# Mandos Monitor - Control and monitor the Mandos server
 
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# Copyright © 2009-2015 Teddy Hogeborn
 
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# Copyright © 2009-2015 Björn Påhlsson
 
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# This program is free software: you can redistribute it and/or modify
 
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# it under the terms of the GNU General Public License as published by
 
 
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# Copyright © 2009-2019 Teddy Hogeborn
 
 
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# Copyright © 2009-2019 Björn Påhlsson
 
 
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# This file is part of Mandos.
 
 
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# Mandos is free software: you can redistribute it and/or modify it
 
 
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# under the terms of the GNU General Public License as published by
 
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# the Free Software Foundation, either version 3 of the License, or
 
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# (at your option) any later version.
 
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#     This program is distributed in the hope that it will be useful,
 
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#     but WITHOUT ANY WARRANTY; without even the implied warranty of
 
 
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#     Mandos is distributed in the hope that it will be useful, but
 
 
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#     WITHOUT ANY WARRANTY; without even the implied warranty of
 
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#     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
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#     GNU General Public License for more details.
 
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# You should have received a copy of the GNU General Public License
 
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# along with this program.  If not, see
 
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# <http://www.gnu.org/licenses/>.
 
 
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# along with Mandos.  If not, see <http://www.gnu.org/licenses/>.
 
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# Contact the authors at <mandos@recompile.se>.
 
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from __future__ import (division, absolute_import, print_function,
 
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    from future_builtins import *
 
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except ImportError:
 
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import urwid.curses_display
 
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from dbus.mainloop.glib import DBusGMainLoop
 
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    from gi.repository import GObject as gobject
 
 
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from gi.repository import GLib
 
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if sys.version_info.major == 2:
 
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locale.setlocale(locale.LC_ALL, '')
 
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logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
 
 
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# Show warnings by default
 
 
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if not sys.warnoptions:
 
 
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    warnings.simplefilter("default")
 
 
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log = logging.getLogger(os.path.basename(sys.argv[0]))
 
 
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logging.basicConfig(level="NOTSET", # Show all messages
 
 
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                    format="%(message)s") # Show basic log messages
 
 
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logging.captureWarnings(True)   # Show warnings via the logging system
 
 
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locale.setlocale(locale.LC_ALL, "")
 
 
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logging.getLogger("dbus.proxies").setLevel(logging.CRITICAL)
 
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# Some useful constants
 
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domain = 'se.recompile'
 
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server_interface = domain + '.Mandos'
 
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client_interface = domain + '.Mandos.Client'
 
 
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domain = "se.recompile"
 
 
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server_interface = domain + ".Mandos"
 
 
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client_interface = domain + ".Mandos.Client"
 
 
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    dbus.OBJECT_MANAGER_IFACE
 
 
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except AttributeError:
 
 
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    dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
 
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def isoformat_to_datetime(iso):
 
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    "Parse an ISO 8601 date string to a datetime.datetime()"
 
 
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                             int(second),           # Whole seconds
 
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                             int(fraction*1000000)) # Microseconds
 
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class MandosClientPropertyCache(object):
 
 
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                             int(second),            # Whole seconds
 
 
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                             int(fraction*1000000))  # Microseconds
 
 
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class MandosClientPropertyCache:
 
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    """This wraps a Mandos Client D-Bus proxy object, caches the
 
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    properties and calls a hook function when any of them are
 
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    def __init__(self, proxy_object=None, properties=None, **kwargs):
 
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        self.proxy = proxy_object # Mandos Client proxy object
 
 
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        self.proxy = proxy_object  # Mandos Client proxy object
 
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        self.properties = dict() if properties is None else properties
 
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        self.property_changed_match = (
 
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            self.proxy.connect_to_signal("PropertiesChanged",
 
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                                         self.properties_changed,
 
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                                         dbus.PROPERTIES_IFACE,
 
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                                         byte_arrays=True))
 
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        if properties is None:
 
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            self.properties.update(
 
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                self.proxy.GetAll(client_interface,
 
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                                  = dbus.PROPERTIES_IFACE))
 
 
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            self.properties.update(self.proxy.GetAll(
 
 
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                dbus_interface=dbus.PROPERTIES_IFACE))
 
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        super(MandosClientPropertyCache, self).__init__(**kwargs)
 
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    def properties_changed(self, interface, properties, invalidated):
 
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        """This is called whenever we get a PropertiesChanged signal
 
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        It updates the changed properties in the "properties" dict.
 
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        # Update properties dict with new value
 
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        self.properties.update(properties)
 
 
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        if interface == client_interface:
 
 
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            self.properties.update(properties)
 
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    def delete(self):
 
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        self.property_changed_match.remove()
 
 
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                                         client_interface,
 
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                                         byte_arrays=True))
 
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        self.logger('Created client {}'
 
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                    .format(self.properties["Name"]), level=0)
 
 
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        log.debug("Created client %s", self.properties["Name"])
 
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    def using_timer(self, flag):
 
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        """Call this method with True or False when timer should be
 
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        activated or deactivated.
 
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        if flag and self._update_timer_callback_tag is None:
 
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            # Will update the shown timer value every second
 
169
 
            self._update_timer_callback_tag = (gobject.timeout_add
 
 
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            self._update_timer_callback_tag = (
 
 
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                GLib.timeout_add(1000,
 
 
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                                 glib_safely(self.update_timer)))
 
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        elif not (flag or self._update_timer_callback_tag is None):
 
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            gobject.source_remove(self._update_timer_callback_tag)
 
 
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            GLib.source_remove(self._update_timer_callback_tag)
 
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            self._update_timer_callback_tag = None
 
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    def checker_completed(self, exitstatus, signal, command):
 
 
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    def checker_completed(self, exitstatus, condition, command):
 
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        if exitstatus == 0:
 
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            self.logger('Checker for client {} (command "{}")'
 
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                        ' succeeded'.format(self.properties["Name"],
 
 
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            log.debug('Checker for client %s (command "%s")'
 
 
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                      " succeeded", self.properties["Name"], command)
 
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            self.logger('Checker for client {} (command "{}") failed'
 
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                        .format(self.properties["Name"], command,
 
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            self.logger('Checker for client {} (command "{}") was'
 
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                        ' killed by signal {}'
 
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                        .format(self.properties["Name"], command,
 
195
 
            self.logger('Checker for client {} completed'
 
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                        .format(self.properties["Name"]))
 
 
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        if os.WIFEXITED(condition):
 
 
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            log.info('Checker for client %s (command "%s") failed'
 
 
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                     " with exit code %d", self.properties["Name"],
 
 
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                     command, os.WEXITSTATUS(condition))
 
 
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        elif os.WIFSIGNALED(condition):
 
 
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            log.info('Checker for client %s (command "%s") was'
 
 
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                     " killed by signal %d", self.properties["Name"],
 
 
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                     command, os.WTERMSIG(condition))
 
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    def checker_started(self, command):
 
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        """Server signals that a checker started."""
 
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        self.logger('Client {} started checker "{}"'
 
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                    .format(self.properties["Name"],
 
 
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        log.debug('Client %s started checker "%s"',
 
 
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                  self.properties["Name"], command)
 
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    def got_secret(self):
 
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        self.logger('Client {} received its secret'
 
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                    .format(self.properties["Name"]))
 
 
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        log.info("Client %s received its secret",
 
 
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                 self.properties["Name"])
 
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    def need_approval(self, timeout, default):
 
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            message = 'Client {} needs approval within {} seconds'
 
 
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            message = "Client %s needs approval within %f seconds"
 
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            message = 'Client {} will get its secret in {} seconds'
 
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        self.logger(message.format(self.properties["Name"],
 
 
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            message = "Client %s will get its secret in %f seconds"
 
 
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        log.info(message, self.properties["Name"], timeout/1000)
 
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    def rejected(self, reason):
 
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        self.logger('Client {} was rejected; reason: {}'
 
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                    .format(self.properties["Name"], reason))
 
 
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        log.info("Client %s was rejected; reason: %s",
 
 
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                 self.properties["Name"], reason)
 
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    def selectable(self):
 
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        """Make this a "selectable" widget.
 
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        This overrides the method from urwid.FlowWidget."""
 
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    def rows(self, maxcolrow, focus=False):
 
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        """How many rows this widget will occupy might depend on
 
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        whether we have focus or not.
 
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        This overrides the method from urwid.FlowWidget"""
 
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        return self.current_widget(focus).rows(maxcolrow, focus=focus)
 
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    def current_widget(self, focus=False):
 
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        if focus or self.opened:
 
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            return self._focus_widget
 
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        return self._widget
 
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    def update(self):
 
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        "Called when what is visible on the screen should be updated."
 
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        # How to add standout mode to a style
 
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        with_standout = { "normal": "standout",
 
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                          "bold": "bold-standout",
 
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                              "underline-blink-standout",
 
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                          "bold-underline-blink":
 
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                              "bold-underline-blink-standout",
 
 
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        with_standout = {"normal": "standout",
 
 
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                         "bold": "bold-standout",
 
 
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                         "underline-blink-standout",
 
 
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                         "bold-underline-blink":
 
 
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                         "bold-underline-blink-standout",
 
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        # Rebuild focus and non-focus widgets using current properties
 
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        # Base part of a client. Name!
 
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        base = '{name}: '.format(name=self.properties["Name"])
 
 
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        base = "{name}: ".format(name=self.properties["Name"])
 
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        if not self.properties["Enabled"]:
 
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            message = "DISABLED"
 
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            self.using_timer(False)
 
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        elif self.properties["ApprovalPending"]:
 
257
 
            timeout = datetime.timedelta(milliseconds
 
 
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            timeout = datetime.timedelta(
 
 
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                milliseconds=self.properties["ApprovalDelay"])
 
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            last_approval_request = isoformat_to_datetime(
 
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                self.properties["LastApprovalRequest"])
 
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            if last_approval_request is not None:
 
 
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        if self.delete_hook is not None:
 
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            self.delete_hook(self)
 
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        return super(MandosClientWidget, self).delete(**kwargs)
 
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    def render(self, maxcolrow, focus=False):
 
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        """Render differently if we have focus.
 
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        This overrides the method from urwid.FlowWidget"""
 
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        return self.current_widget(focus).render(maxcolrow,
 
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    def keypress(self, maxcolrow, key):
 
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        This overrides the method from urwid.FlowWidget"""
 
336
 
            self.proxy.Enable(dbus_interface = client_interface,
 
 
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            self.proxy.Set(client_interface, "Enabled",
 
 
341
                           dbus.Boolean(True), ignore_reply=True,
 
 
342
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
339
 
            self.proxy.Disable(dbus_interface = client_interface,
 
 
344
            self.proxy.Set(client_interface, "Enabled", False,
 
 
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                           dbus_interface=dbus.PROPERTIES_IFACE)
 
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            self.proxy.Approve(dbus.Boolean(True, variant_level=1),
 
343
 
                               dbus_interface = client_interface,
 
 
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                               dbus_interface=client_interface,
 
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                               ignore_reply=True)
 
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            self.proxy.Approve(dbus.Boolean(False, variant_level=1),
 
347
 
                                  dbus_interface = client_interface,
 
 
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                               dbus_interface=client_interface,
 
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                               ignore_reply=True)
 
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        elif key == "R" or key == "_" or key == "ctrl k":
 
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            self.server_proxy_object.RemoveClient(self.proxy
 
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                                                  ignore_reply=True)
 
354
 
            self.proxy.StartChecker(dbus_interface = client_interface,
 
 
360
            self.proxy.Set(client_interface, "CheckerRunning",
 
 
361
                           dbus.Boolean(True), ignore_reply=True,
 
 
362
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
357
 
            self.proxy.StopChecker(dbus_interface = client_interface,
 
 
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            self.proxy.Set(client_interface, "CheckerRunning",
 
 
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                           dbus.Boolean(False), ignore_reply=True,
 
 
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                           dbus_interface=dbus.PROPERTIES_IFACE)
 
360
 
            self.proxy.CheckedOK(dbus_interface = client_interface,
 
 
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            self.proxy.CheckedOK(dbus_interface=client_interface,
 
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                                 ignore_reply=True)
 
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#         elif key == "p" or key == "=":
 
 
 
392
def glib_safely(func, retval=True):
 
 
393
    def safe_func(*args, **kwargs):
 
 
395
            return func(*args, **kwargs)
 
384
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class ConstrainedListBox(urwid.ListBox):
 
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    """Like a normal urwid.ListBox, but will consume all "up" or
 
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    "down" key presses, thus not allowing any containing widgets to
 
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    use them as an excuse to shift focus away from this widget.
 
389
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    def keypress(self, *args, **kwargs):
 
390
 
        ret = super(ConstrainedListBox, self).keypress(*args, **kwargs)
 
 
408
        ret = (super(ConstrainedListBox, self)
 
 
409
               .keypress(*args, **kwargs))
 
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        if ret in ("up", "down"):
 
396
 
class UserInterface(object):
 
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    """This is the entire user interface - the whole screen
 
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    with boxes, lists of client widgets, etc.
 
400
 
    def __init__(self, max_log_length=1000, log_level=1):
 
 
419
    def __init__(self, max_log_length=1000):
 
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        DBusGMainLoop(set_as_default=True)
 
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        self.screen = urwid.curses_display.Screen()
 
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        self.screen.register_palette((
 
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                 "default", "default", None),
 
 
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                 "bold,underline,blink,standout", "default",
 
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                 "bold,underline,blink,standout"),
 
426
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        if urwid.supports_unicode():
 
427
 
            self.divider = "─" # \u2500
 
428
 
            #self.divider = "━" # \u2501
 
 
447
            self.divider = "─"  # \u2500
 
430
 
            #self.divider = "-" # \u002d
 
431
 
            self.divider = "_" # \u005f
 
 
449
            self.divider = "_"  # \u005f
 
433
451
        self.screen.start()
 
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453
        self.size = self.screen.get_cols_rows()
 
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        self.clients = urwid.SimpleListWalker([])
 
438
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        self.clients_dict = {}
 
440
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        # We will add Text widgets to this list
 
 
459
        self.log = urwid.SimpleListWalker([])
 
442
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        self.max_log_length = max_log_length
 
444
 
        self.log_level = log_level
 
446
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        # We keep a reference to the log widget so we can remove it
 
447
463
        # from the ListWalker without it getting destroyed
 
448
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        self.logbox = ConstrainedListBox(self.log)
 
450
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        # This keeps track of whether self.uilist currently has
 
451
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        # self.logbox in it or not
 
452
468
        self.log_visible = True
 
453
469
        self.log_wrap = "any"
 
 
471
        self.loghandler = UILogHandler(self)
 
456
 
        self.log_message_raw(("bold",
 
457
 
                              "Mandos Monitor version " + version))
 
458
 
        self.log_message_raw(("bold",
 
461
 
        self.busname = domain + '.Mandos'
 
462
 
        self.main_loop = gobject.MainLoop()
 
464
 
    def client_not_found(self, fingerprint, address):
 
465
 
        self.log_message("Client with address {} and fingerprint {}"
 
466
 
                         " could not be found"
 
467
 
                         .format(address, fingerprint))
 
 
474
        self.add_log_line(("bold",
 
 
475
                           "Mandos Monitor version " + version))
 
 
476
        self.add_log_line(("bold", "q: Quit  ?: Help"))
 
 
478
        self.busname = domain + ".Mandos"
 
 
479
        self.main_loop = GLib.MainLoop()
 
 
481
    def client_not_found(self, key_id, address):
 
 
482
        log.info("Client with address %s and key ID %s could"
 
 
483
                 " not be found", address, key_id)
 
469
485
    def rebuild(self):
 
470
486
        """This rebuilds the User Interface.
 
471
487
        Call this when the widget layout needs to change"""
 
473
 
        #self.uilist.append(urwid.ListBox(self.clients))
 
 
489
        # self.uilist.append(urwid.ListBox(self.clients))
 
474
490
        self.uilist.append(urwid.Frame(ConstrainedListBox(self.
 
476
 
                                       #header=urwid.Divider(),
 
 
492
                                       # header=urwid.Divider(),
 
479
 
                                       urwid.Divider(div_char=
 
 
494
                                       footer=urwid.Divider(
 
 
495
                                           div_char=self.divider)))
 
481
496
        if self.log_visible:
 
482
497
            self.uilist.append(self.logbox)
 
483
498
        self.topwidget = urwid.Pile(self.uilist)
 
485
 
    def log_message(self, message, level=1):
 
486
 
        """Log message formatted with timestamp"""
 
487
 
        if level < self.log_level:
 
489
 
        timestamp = datetime.datetime.now().isoformat()
 
490
 
        self.log_message_raw("{}: {}".format(timestamp, message),
 
493
 
    def log_message_raw(self, markup, level=1):
 
494
 
        """Add a log message to the log buffer."""
 
495
 
        if level < self.log_level:
 
 
500
    def add_log_line(self, markup):
 
497
501
        self.log.append(urwid.Text(markup, wrap=self.log_wrap))
 
498
 
        if (self.max_log_length
 
499
 
            and len(self.log) > self.max_log_length):
 
500
 
            del self.log[0:len(self.log)-self.max_log_length-1]
 
501
 
        self.logbox.set_focus(len(self.logbox.body.contents),
 
 
502
        if self.max_log_length:
 
 
503
            if len(self.log) > self.max_log_length:
 
 
504
                del self.log[0:(len(self.log) - self.max_log_length)]
 
 
505
        self.logbox.set_focus(len(self.logbox.body.contents)-1,
 
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                              coming_from="above")
 
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509
    def toggle_log_display(self):
 
506
510
        """Toggle visibility of the log buffer."""
 
507
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        self.log_visible = not self.log_visible
 
509
 
        self.log_message("Log visibility changed to: {}"
 
510
 
                         .format(self.log_visible), level=0)
 
 
513
        log.debug("Log visibility changed to: %s", self.log_visible)
 
512
515
    def change_log_display(self):
 
513
516
        """Change type of log display.
 
514
517
        Currently, this toggles wrapping of text lines."""
 
 
518
521
            self.log_wrap = "clip"
 
519
522
        for textwidget in self.log:
 
520
523
            textwidget.set_wrap_mode(self.log_wrap)
 
521
 
        self.log_message("Wrap mode: {}".format(self.log_wrap),
 
524
 
    def find_and_remove_client(self, path, name):
 
 
524
        log.debug("Wrap mode: %s", self.log_wrap)
 
 
526
    def find_and_remove_client(self, path, interfaces):
 
525
527
        """Find a client by its object path and remove it.
 
527
 
        This is connected to the ClientRemoved signal from the
 
 
529
        This is connected to the InterfacesRemoved signal from the
 
528
530
        Mandos server object."""
 
 
531
        if client_interface not in interfaces:
 
 
532
            # Not a Mandos client object; ignore
 
530
535
            client = self.clients_dict[path]
 
533
 
            self.log_message("Unknown client {!r} ({!r}) removed"
 
 
538
            log.warning("Unknown client %s removed", path)
 
538
 
    def add_new_client(self, path):
 
 
542
    def add_new_client(self, path, ifs_and_props):
 
 
543
        """Find a client by its object path and remove it.
 
 
545
        This is connected to the InterfacesAdded signal from the
 
 
546
        Mandos server object.
 
 
548
        if client_interface not in ifs_and_props:
 
 
549
            # Not a Mandos client object; ignore
 
539
551
        client_proxy_object = self.bus.get_object(self.busname, path)
 
540
 
        self.add_client(MandosClientWidget(server_proxy_object
 
543
 
                                           =client_proxy_object,
 
 
552
        self.add_client(MandosClientWidget(
 
 
553
            server_proxy_object=self.mandos_serv,
 
 
554
            proxy_object=client_proxy_object,
 
 
555
            update_hook=self.refresh,
 
 
556
            delete_hook=self.remove_client,
 
 
557
            properties=dict(ifs_and_props[client_interface])),
 
552
560
    def add_client(self, client, path=None):
 
553
561
        self.clients.append(client)
 
 
556
564
        self.clients_dict[path] = client
 
557
565
        self.clients.sort(key=lambda c: c.properties["Name"])
 
560
568
    def remove_client(self, client, path=None):
 
561
569
        self.clients.remove(client)
 
563
571
            path = client.proxy.object_path
 
564
572
        del self.clients_dict[path]
 
567
575
    def refresh(self):
 
568
576
        """Redraw the screen"""
 
569
577
        canvas = self.topwidget.render(self.size, focus=True)
 
570
578
        self.screen.draw_screen(self.size, canvas)
 
573
581
        """Start the main loop and exit when it's done."""
 
 
582
        log.addHandler(self.loghandler)
 
 
583
        self.orig_log_propagate = log.propagate
 
 
584
        log.propagate = False
 
 
585
        self.orig_log_level = log.level
 
574
587
        self.bus = dbus.SystemBus()
 
575
588
        mandos_dbus_objc = self.bus.get_object(
 
576
589
            self.busname, "/", follow_name_owner_changes=True)
 
577
 
        self.mandos_serv = dbus.Interface(mandos_dbus_objc,
 
 
590
        self.mandos_serv = dbus.Interface(
 
 
591
            mandos_dbus_objc, dbus_interface=server_interface)
 
581
593
            mandos_clients = (self.mandos_serv
 
582
594
                              .GetAllClientsWithProperties())
 
583
595
            if not mandos_clients:
 
584
 
                self.log_message_raw(("bold", "Note: Server has no clients."))
 
 
596
                log.warning("Note: Server has no clients.")
 
585
597
        except dbus.exceptions.DBusException:
 
586
 
            self.log_message_raw(("bold", "Note: No Mandos server running."))
 
 
598
            log.warning("Note: No Mandos server running.")
 
587
599
            mandos_clients = dbus.Dictionary()
 
589
601
        (self.mandos_serv
 
590
 
         .connect_to_signal("ClientRemoved",
 
 
602
         .connect_to_signal("InterfacesRemoved",
 
591
603
                            self.find_and_remove_client,
 
592
 
                            dbus_interface=server_interface,
 
 
604
                            dbus_interface=dbus.OBJECT_MANAGER_IFACE,
 
593
605
                            byte_arrays=True))
 
594
606
        (self.mandos_serv
 
595
 
         .connect_to_signal("ClientAdded",
 
 
607
         .connect_to_signal("InterfacesAdded",
 
596
608
                            self.add_new_client,
 
597
 
                            dbus_interface=server_interface,
 
 
609
                            dbus_interface=dbus.OBJECT_MANAGER_IFACE,
 
598
610
                            byte_arrays=True))
 
599
611
        (self.mandos_serv
 
600
612
         .connect_to_signal("ClientNotFound",
 
 
604
616
        for path, client in mandos_clients.items():
 
605
617
            client_proxy_object = self.bus.get_object(self.busname,
 
607
 
            self.add_client(MandosClientWidget(server_proxy_object
 
610
 
                                               =client_proxy_object,
 
 
619
            self.add_client(MandosClientWidget(
 
 
620
                server_proxy_object=self.mandos_serv,
 
 
621
                proxy_object=client_proxy_object,
 
 
623
                update_hook=self.refresh,
 
 
624
                delete_hook=self.remove_client),
 
621
 
        self._input_callback_tag = (gobject.io_add_watch
 
 
628
        self._input_callback_tag = (
 
 
630
                GLib.IOChannel.unix_new(sys.stdin.fileno()),
 
 
631
                GLib.PRIORITY_DEFAULT, GLib.IO_IN,
 
 
632
                glib_safely(self.process_input)))
 
625
633
        self.main_loop.run()
 
626
634
        # Main loop has finished, we should close everything now
 
627
 
        gobject.source_remove(self._input_callback_tag)
 
 
635
        GLib.source_remove(self._input_callback_tag)
 
 
636
        with warnings.catch_warnings():
 
 
637
            warnings.simplefilter("ignore", BytesWarning)
 
631
641
        self.main_loop.quit()
 
 
642
        log.removeHandler(self.loghandler)
 
 
643
        log.propagate = self.orig_log_propagate
 
633
645
    def process_input(self, source, condition):
 
634
646
        keys = self.screen.get_input()
 
635
 
        translations = { "ctrl n": "down",      # Emacs
 
636
 
                         "ctrl p": "up",        # Emacs
 
637
 
                         "ctrl v": "page down", # Emacs
 
638
 
                         "meta v": "page up",   # Emacs
 
639
 
                         " ": "page down",      # less
 
640
 
                         "f": "page down",      # less
 
641
 
                         "b": "page up",        # less
 
 
647
        translations = {"ctrl n": "down",       # Emacs
 
 
648
                        "ctrl p": "up",         # Emacs
 
 
649
                        "ctrl v": "page down",  # Emacs
 
 
650
                        "meta v": "page up",    # Emacs
 
 
651
                        " ": "page down",       # less
 
 
652
                        "f": "page down",       # less
 
 
653
                        "b": "page up",         # less
 
647
659
                key = translations[key]
 
648
660
            except KeyError:    # :-)
 
651
663
            if key == "q" or key == "Q":
 
 
695
706
                    self.topwidget.set_focus(self.logbox)
 
698
 
                if self.log_level == 0:
 
700
 
                    self.log_message("Verbose mode: Off")
 
 
709
                if log.level < logging.INFO:
 
 
710
                    log.setLevel(logging.INFO)
 
 
711
                    log.info("Verbose mode: Off")
 
703
 
                    self.log_message("Verbose mode: On")
 
704
 
            #elif (key == "end" or key == "meta >" or key == "G"
 
706
 
            #    pass            # xxx end-of-buffer
 
707
 
            #elif (key == "home" or key == "meta <" or key == "g"
 
709
 
            #    pass            # xxx beginning-of-buffer
 
710
 
            #elif key == "ctrl e" or key == "$":
 
711
 
            #    pass            # xxx move-end-of-line
 
712
 
            #elif key == "ctrl a" or key == "^":
 
713
 
            #    pass            # xxx move-beginning-of-line
 
714
 
            #elif key == "ctrl b" or key == "meta (" or key == "h":
 
716
 
            #elif key == "ctrl f" or key == "meta )" or key == "l":
 
719
 
            #    pass            # scroll up log
 
721
 
            #    pass            # scroll down log
 
 
713
                    log.setLevel(logging.NOTSET)
 
 
714
                    log.info("Verbose mode: On")
 
 
715
            # elif (key == "end" or key == "meta >" or key == "G"
 
 
717
            #     pass            # xxx end-of-buffer
 
 
718
            # elif (key == "home" or key == "meta <" or key == "g"
 
 
720
            #     pass            # xxx beginning-of-buffer
 
 
721
            # elif key == "ctrl e" or key == "$":
 
 
722
            #     pass            # xxx move-end-of-line
 
 
723
            # elif key == "ctrl a" or key == "^":
 
 
724
            #     pass            # xxx move-beginning-of-line
 
 
725
            # elif key == "ctrl b" or key == "meta (" or key == "h":
 
 
727
            # elif key == "ctrl f" or key == "meta )" or key == "l":
 
 
730
            #     pass            # scroll up log
 
 
732
            #     pass            # scroll down log
 
722
733
            elif self.topwidget.selectable():
 
723
734
                self.topwidget.keypress(self.size, key)
 
 
739
class UILogHandler(logging.Handler):
 
 
740
    def __init__(self, ui, *args, **kwargs):
 
 
742
        super(UILogHandler, self).__init__(*args, **kwargs)
 
 
744
            logging.Formatter("%(asctime)s: %(message)s"))
 
 
745
    def emit(self, record):
 
 
746
        msg = self.format(record)
 
 
747
        if record.levelno > logging.INFO:
 
 
749
        self.ui.add_log_line(msg)
 
727
752
ui = UserInterface()
 
730
755
except KeyboardInterrupt:
 
732
 
except Exception as e:
 
733
 
    ui.log_message(str(e))
 
 
756
    with warnings.catch_warnings():
 
 
757
        warnings.filterwarnings("ignore", "", BytesWarning)
 
 
760
    with warnings.catch_warnings():
 
 
761
        warnings.filterwarnings("ignore", "", BytesWarning)